17503616

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 38356080

約数和(自身を除く): 20852464

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 67, 104, 128, 134, 157, 208, 268, 314, 416, 536, 628, 832, 871, 1072, 1256, 1664, 1742, 2041, 2144, 2512, 3484, 4082, 4288, 5024, 6968, 8164, 8576, 10048, 10519, 13936, 16328, 20096, 21038, 27872, 32656, 42076, 55744, 65312, 84152, 111488, 130624, 136747, 168304, 261248, 273494, 336608, 546988, 673216, 1093976, 1346432, 2187952, 4375904, 8751808, 17503616]

約数ペア:

[(1, 17503616), (2, 8751808), (4, 4375904), (8, 2187952), (13, 1346432), (16, 1093976), (26, 673216), (32, 546988), (52, 336608), (64, 273494), (67, 261248), (104, 168304), (128, 136747), (134, 130624), (157, 111488), (208, 84152), (268, 65312), (314, 55744), (416, 42076), (536, 32656), (628, 27872), (832, 21038), (871, 20096), (1072, 16328), (1256, 13936), (1664, 10519), (1742, 10048), (2041, 8576), (2144, 8164), (2512, 6968), (3484, 5024), (4082, 4288)]